Page 1 Proceedings of the Nigerian institution of Agricultural ...

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5. 1972 MASSEY FERG JSON 165 8OKW 8. 6. 1976 JOHN DEERE - 60 KW 12. 7. 1978 DAVID BROWN 1990 52 KW 7. 8. 1977 DAVID BROWN 1390 60 KW 3.